BibTex format
@article{Camp:2005:brain/awh602,
author = {Camp, SJ and Stevenson, VL and Thompson, AJ and Ingle, GT and Miller, DH and Borras, C and Brochet, B and Dousset, V and Falautano, M and Filippi, M and Kalkers, NF and Montalban, X and Polman, CH and Langdon, DW},
doi = {brain/awh602},
journal = {Brain},
pages = {2891--2898},
title = {A longitudinal study of cognition in primary progressive multiple sclerosis},
url = {http://dx.doi.org/10.1093/brain/awh602},
volume = {128},
year = {2005}
}